$ git clone -n https://src.fedoraproject.org/rpms/rubygem-sqlite3.git /var/lib/mock/f40-build-2215313-52422/root/chroot_tmpdir/scmroot/rubygem-sqlite3
Cloning into '/var/lib/mock/f40-build-2215313-52422/root/chroot_tmpdir/scmroot/rubygem-sqlite3'...
$ git fetch origin d9445bcab79ad7f3028d53f9a0ddeda882225aa5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-sqlite3
 * [new ref]         d9445bcab79ad7f3028d53f9a0ddeda882225aa5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d9445bc Rebuilt for https://fedoraproject.org/wiki/Changes/Ruby_3.3