$ git clone -n https://src.fedoraproject.org/rpms/jakarta-servlet.git /var/lib/mock/f41-build-1204277-22444/root/chroot_tmpdir/scmroot/jakarta-servlet
Cloning into '/var/lib/mock/f41-build-1204277-22444/root/chroot_tmpdir/scmroot/jakarta-servlet'...
$ git fetch origin dbf30d2d010277df772df6aa0810182d1bdfa4bd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jakarta-servlet
 * [new ref]         dbf30d2d010277df772df6aa0810182d1bdfa4bd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dbf30d2 Rebuilt for java-21-openjdk as system jdk