$ git clone -n https://src.fedoraproject.org/rpms/webkitgtk.git /var/lib/mock/f40-build-1512511-23909/root/chroot_tmpdir/scmroot/webkitgtk
Cloning into '/var/lib/mock/f40-build-1512511-23909/root/chroot_tmpdir/scmroot/webkitgtk'...
$ git fetch origin 32c6897f08867b6bdc76ea6ef7fbdb663c9e7e6f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/webkitgtk
 * [new ref]         32c6897f08867b6bdc76ea6ef7fbdb663c9e7e6f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 32c6897 Bump revision to rebuild against GStreamer 1.24