$ git clone -n https://src.fedoraproject.org/rpms/libjpeg-turbo.git /var/lib/mock/f41-build-815057-149384/root/chroot_tmpdir/scmroot/libjpeg-turbo
Cloning into '/var/lib/mock/f41-build-815057-149384/root/chroot_tmpdir/scmroot/libjpeg-turbo'...
$ git fetch origin fa1c9b13714bd6812dfb6586eb93543f5f291c63:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libjpeg-turbo
 * [new ref]         fa1c9b13714bd6812dfb6586eb93543f5f291c63 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fa1c9b1 Set fp-contract for riscv64