$ git clone -n https://src.fedoraproject.org/rpms/firefox-pkcs11-loader.git /var/lib/mock/f41-build-side-1-2929962-35118/root/chroot_tmpdir/scmroot/firefox-pkcs11-loader
Cloning into '/var/lib/mock/f41-build-side-1-2929962-35118/root/chroot_tmpdir/scmroot/firefox-pkcs11-loader'...
$ git fetch origin 1e31bfd28d79728d412c4d39ce33b1f604b28713:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/firefox-pkcs11-loader
 * [new ref]         1e31bfd28d79728d412c4d39ce33b1f604b28713 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e31bfd p11-kit is installed by default on Fedora as it handles the central CA Certificates key store among other things. See https://github.com/open-eid/firefox-pkcs11-loader/issues/41#issuecomment-2243356631